Articles on Mosquito

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The outbreak of Zika virus in Brazil had Australian travellers on alert but transmission is only possible in tropical Queensland. Cameron Webb

Common Australian mosquitoes can’t spread Zika

New research shows common local mosquitoes aren’t able to spread Zika. This means Australia is unlikely to see a major outbreak of the disease. But a risk remains in northern Queensland.
Most cases of Zika are asymptomatic. Airman Magazine/U.S. Air Force Photo/Tech. Sgt. Brandon Shapiro/Flickr

Zika virus: Only a few small outbreaks likely to occur in the continental US

A computer model suggests that while more cases of Zika can be expected in the continental U.S. outbreaks will probably be small and are not projected to spread.
The Koka Reservoir in Ethiopia. Steps have been taken to reduce malaria infections without sacrificing the primary purposes of the dam. David Stanley/Flickr

How building new dams is adding to Africa’s malaria burden

The construction of dams in Africa, in some cases, bring an unintended consequence – an increase in malaria in the surrounding areas.
Is a Zika vaccine being tested ahead of vaccines for other flaviviruses because Zika’s occurring in the context of an international sporting competition? Christian Bruna/AAP

News of Zika vaccine might be reassuring, but it’s too late for Rio, and do we really need it anyway?

Recently two events concerning the Zika epidemic coincided: two potential vaccines against the virus were declared a success when used in mice, and Jason Day withdrew from the Olympic Games.
A book about Aedes aegypti mosquitoes is seen next to larvae in a laboratory conducting research on preventing the spread of the Zika virus and other mosquito-borne diseases, at the Ministry of Public Health in Guatemala City. Josue Decavele/Reuters

Zika: Aedes aegypti mosquitoes love biting humans, and that’s why they spread viruses so well

Aedes aegypti is adapted to live in close proximity with humans, and this close association likely contributes to the severity of the Zika outbreak.
Even if Zika sometimes causes pregnant mothers to have babies with microcephaly, this does not necessarily mean every infected mother would have an affected baby. coniferconifer/Flickr

What are the real risks of Zika?

Despite all the hype around Zika, crucial questions remain unanswered. How great is the risk that infection during pregnancy would result in a baby with microcephaly? And what can be done to prevent this?
Municipal workers wait before spraying insecticide to prevent the spread of Aedes aegypti mosquito at Sambodrome in Rio de Janeiro, Brazil, January 26, 2016. Pilar Olivares/Reuters

Explainer: where did Zika virus come from and why is it a problem in Brazil?

Zika was discovered almost 70 years ago, but wasn't associated with outbreaks until 2007. So how did this formerly obscure virus wind up causing so much trouble in Brazil?
There is little doubt the virus can make it to Australia. mrfiza/Shutterstock

Does Zika virus pose a threat to Australia?

They’re small, spindly insects but their threat never dwindles – the bites of mosquitoes threaten death and disease in many parts of the world.
Many more where these came from. Shutterstock

Buzz, buzz, slap! Why flies can be so annoying

A good summer picnic, bushwalk or barbecue with friends and family can all be ruined by those annoying flies that never leave you alone. So what are they after?
The yellow fever mosquito Aedes aegypti isn’t put off by this ‘mosquito repellent’ wrist band. Cameorn Webb

Health Check: do wrist bands work to repel mozzies?

While slipping on a wrist band or sticking on a patch may be an attractive alternative, they’re unlikely to provide any substantial protection from biting mosquitoes.

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